package com.zzyl.nursing.service.impl;

import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.util.StrUtil;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.common.utils.StringUtils;
import com.zzyl.framework.web.service.TokenService;
import com.zzyl.nursing.dto.UserLoginRequestDto;
import com.zzyl.nursing.service.WechatService;
import com.zzyl.nursing.vo.LoginVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.mapper.FamilyMemberMapper;
import com.zzyl.nursing.domain.FamilyMember;
import com.zzyl.nursing.service.IFamilyMemberService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

/**
 * 老人家属Service业务层处理
 * 
 * @author alexis
 * @date 2025-10-11
 */
@Service
public class FamilyMemberServiceImpl extends ServiceImpl<FamilyMemberMapper, FamilyMember> implements IFamilyMemberService
{
    @Autowired
    private FamilyMemberMapper familyMemberMapper;
    @Autowired
    private WechatService wechatService;
    @Autowired
    private TokenService tokenService;

    /**
     * 查询老人家属
     * 
     * @param id 老人家属主键
     * @return 老人家属
     */
    @Override
    public FamilyMember selectFamilyMemberById(Long id)
    {
        return familyMemberMapper.selectById(id);
    }

    /**
     * 查询老人家属列表
     * 
     * @param familyMember 老人家属
     * @return 老人家属
     */
    @Override
    public List<FamilyMember> selectFamilyMemberList(FamilyMember familyMember)
    {
        return familyMemberMapper.selectFamilyMemberList(familyMember);
    }

    /**
     * 新增老人家属
     * 
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int insertFamilyMember(FamilyMember familyMember)
    {
        return familyMemberMapper.insert(familyMember);
    }

    /**
     * 修改老人家属
     * 
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int updateFamilyMember(FamilyMember familyMember)
    {
        return familyMemberMapper.updateById(familyMember);
    }

    /**
     * 批量删除老人家属
     * 
     * @param ids 需要删除的老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberByIds(Long[] ids)
    {
        return familyMemberMapper.deleteBatchIds(Arrays.asList(ids));
    }

    /**
     * 删除老人家属信息
     * 
     * @param id 老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberById(Long id)
    {
        return familyMemberMapper.deleteById(id);
    }

    /**
     * 小程序登录
     * @param userLoginRequestDto
     * @return
     */
    @Override
    public LoginVo login(UserLoginRequestDto userLoginRequestDto) {
        //调用微信，获取OpenId
        String openid = wechatService.getOpenid(userLoginRequestDto.getCode());
        //根据OpenId查询用户信息，判断是否存在
        FamilyMember familyMember = lambdaQuery().eq(FamilyMember::getOpenId, openid).one();
        if (familyMember == null) {
            //如果不存在，创建用户，并赋值openid
           familyMember = new FamilyMember();
           familyMember.setOpenId(openid);

        }
        //根据phoneCode获取手机号
        String phone = wechatService.getPhone(userLoginRequestDto.getPhoneCode());
        //新增或者更新用户信息（生成昵称））
       inserOrUpdate(familyMember,phone);

        // 确保 familyMember 对象不为 null 并且有 ID
        if (familyMember == null) {
            throw new RuntimeException("用户创建失败");
        }

// 如果是新创建的用户，可能需要重新查询以获取完整信息
        if (familyMember.getId() == null) {
            familyMember = getById(openid); // 重新查询用户信息
            if (familyMember == null || familyMember.getId() == null) {
                throw new RuntimeException("用户信息获取失败");
            }
        }

        //生成token，返回vo
        Map<String, Object> claims = new HashMap<>();
        claims.put("userId", familyMember.getId());
        claims.put("nickName", familyMember.getName());
        String token = tokenService.createToken(claims);


        LoginVo loginVo = new LoginVo();
        loginVo.setToken(token);
        loginVo.setNickName(familyMember.getName());
        return  loginVo;
    }



    static List<String> DEFAULT_NICKNAME_PREFIX = ListUtil.of(
            "生活更美好",
            "大桔大利",
            "日富一日",
            "好柿开花",
            "柿柿如意",
            "一椰暴富",
            "大柚所为",
            "杨梅吐气",
            "天生荔枝"
    );
    private void inserOrUpdate(FamilyMember familyMember, String phone) {
        // 添加空值检查
        if (familyMember == null) {
            // 如果 familyMember 为空，可以选择创建新对象或者抛出异常
            return;
        }

        if (familyMember.getId() != null&& StrUtil.equals(phone, familyMember.getPhone())){
            return;
        }


        if (familyMember.getId() != null && !StrUtil.equals(phone, familyMember.getPhone())){
            familyMember.setPhone(phone);
            updateById(familyMember);
            return;
        }
        if (familyMember.getId() == null) {
            // 随机组装昵称，词组+手机号后四位
            String nickName = DEFAULT_NICKNAME_PREFIX.get((int) (Math.random() * DEFAULT_NICKNAME_PREFIX.size()))
                    + StringUtils.substring(phone, 7);
            familyMember.setName(nickName);
            familyMember.setPhone(phone);
            save(familyMember);
        }
    }
}
